Dong Hyun Kim advanced past Tasuku Iwami via walkover in the Indonesia F1 qualifying round. Dong Hyun Kim narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-06-27 | Japan F8 | R16 | hard | Dong Hyun Kim | 6-1 4-1 |
| 2002-07-29 | Korea Rep F3 | F | hard | Tasuku Iwami | 6-1 7-6(4) |
| 2001-09-17 | Japan F7 | QF | hard | Tasuku Iwami | 6-4 6-7(2) 6-2 |